Fig. 3From: Solution-Processed Inorganic Perovskite Flexible Photodetectors with High Performancea Device structure of the CsPbI3-xBrx flexible PDs. b Schematic diagram of charge carrier transport in the device under illumination. I–t curves of the c CsPbI2Br PDs and d CsPbIBr2 PDs upon 520 nm light at a bias of 10 mV. The rise time (ton) and fall time (toff) of e CsPbI2Br PDs and f CsPbIBr2 PDs, respectivelyBack to article page